Consider the following statements with reference to phase

Consider the following statements with reference to phase lead compensator.
1. increases the margin of stability
2. speeds up transient response
3. does not affect the system error constant. Of these statements—

1. 2 and 3 are correct
2. 1 and 2 are correct
3. 1 and 3 are correct
4. 1, 2 and 3 are correct

Lead compensator
● Increases the margin of stability.
● It also speed up transient response.